Make ban user; handle server request

js/models/messages.js

@@ -12,6 +12,7 @@
   Whisper,
   clipboard,
   libloki,
+  lokiPublicChatAPI,
 */
 
 /* eslint-disable more/no-then */
@@ -662,6 +663,7 @@
         onSelectMessage: () => this.selectMessage(),
         onSelectMessageUnchecked: () => this.selectMessageUnchecked(),
         onCopyPubKey: () => this.copyPubKey(),
+        onBanUser: () => this.banUser(),
         onReply: () => this.trigger('reply', this),
         onRetrySend: () => this.retrySend(),
         onShowDetail: () => this.trigger('show-message-detail', this),
@@ -970,6 +972,19 @@
       });
     },
 
+    banUser() {
+      window.Whisper.events.trigger('showConfirmationDialog', {
+        message: i18n('banUserConfirm'),
+        onOk: async () => {
+          const source = this.get('source');
+          const conversation = this.getConversation();
+
+          const channelAPI = await conversation.getPublicSendData();
+          await channelAPI.banUser(source);
+        }
+      });
+    },
+
     // Select message even if the context menu is shown
     selectMessageUnchecked() {
       this.selected = !this.selected;

js/modules/loki_app_dot_net_api.js

@@ -545,6 +545,18 @@ class LokiPublicChannelAPI {
     // TODO: poll for group members here?
   }
 
+  async banUser(pubkey){
+    const res = await this.serverRequest(
+      `loki/v1/moderation/blacklist/@${pubkey}`
+    );
+
+    if (res.err || !res.response || !res.response.data) {
+      if (res.err) {
+        log.error(`Error ${res.err}`);
+      }
+    }
+  }
+
   stop() {
     this.running = false;
     if (this.timers.channel) {